package com.app;

import androidx.appcompat.app.AppCompatActivity;

import android.os.Bundle;
import android.util.Log;
import android.widget.ListView;
import android.widget.Toast;

import com.android.volley.Request;
import com.android.volley.RequestQueue;
import com.android.volley.Response;
import com.android.volley.VolleyError;
import com.android.volley.toolbox.JsonObjectRequest;
import com.android.volley.toolbox.Volley;
import com.google.gson.Gson;

import org.json.JSONObject;

import java.util.List;

public class AnnouncementListActivity extends AppCompatActivity {

    private ListView listview;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_announcement_list);
        initView();
        initData();
        initEvent();
    }

    private void initEvent() {
    }

    private void initData() {
        getData();
    }

    private void initView() {
        listview = findViewById(R.id.listview);
    }
    private void getData() {

        RequestQueue requestQueue = Volley.newRequestQueue(getApplicationContext());

        String url = " http://api.boruiman.com/app10/announcement/list ";

        JSONObject jsonObject = new JSONObject();



        JsonObjectRequest jsonObjectRequest = new JsonObjectRequest(Request.Method.POST, url, jsonObject, new Response.Listener<JSONObject>() {

            @Override

            public void onResponse(JSONObject jsonObject) {

                Log.e("TAG", "onResponse: " + jsonObject);

                /*处理结果数据*/

                // 1）讲json对象转换为java对象（需要使用GsonFormat插件根据返回数据，创建结果处理类MyBean）

                Gson gson = new Gson();

                MyBean myBean = gson.fromJson(jsonObject.toString(), MyBean.class);

                if(myBean.isSuccess()){

                    Toast.makeText(getApplicationContext(), "成功", Toast.LENGTH_SHORT).show();

                    // 获取链表数据

                    List<MyBean.ListBean> list = myBean.getList();

                    // 构建适配器对象

                    MyAdapter adapter = new MyAdapter(list,getApplicationContext());

                    // 为listview设置适配器对象

                    listview.setAdapter(adapter);

                }else{

                    Toast.makeText(getApplicationContext(), "失败", Toast.LENGTH_SHORT).show();

                }

            }

        }, new Response.ErrorListener() {

            @Override

            public void onErrorResponse(VolleyError volleyError) {

                Toast.makeText(getApplicationContext(), "网络错误", Toast.LENGTH_SHORT).show();

            }

        });

        requestQueue.add(jsonObjectRequest);

    }


}